# HeatNext vs VSWR Convert +

The clearest difference is price: HeatNext at Free against VSWR Convert +'s $0.29. HeatNext also leads on iOS requirement (15.0 vs 17.0). VSWR Convert +'s advantage is in-app purchases (none vs 4) and update cadence (every 8 days vs every 2 months). On ads and device support there is nothing between them.

HeatNext is free to download; VSWR Convert + costs $0.29 up front. HeatNext sells 4 in-app purchases, starting at $1.99 per month. VSWR Convert + asks for nothing beyond the download.

HeatNext ships an update every 2 months, VSWR Convert + every 8 days. The most recent releases landed on October 25, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | HeatNext | VSWR Convert + |
| --- | --- | --- |
| Price | **Free** | $0.29 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 8 days** |
| Size | 44 MB | 1 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Nomnio](https://appshunter.io/developer/1440372439) | [Jeff Curtis](https://appshunter.io/developer/358219019) |

## What reviewers say

### HeatNext

[App page](https://appshunter.io/ios/app/heatnext/id1440372440)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus Package | $1.99 | per month |
| Advanced Package | $3.99 | per month |
| Plus Package | $18.99 | per year |
| Advanced Package | $37.99 | per year |


### VSWR Convert +

[App page](https://appshunter.io/ios/app/vswr-convert-plus/id6445927210)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is HeatNext free?

HeatNext is free to download, with in-app purchases available.

### Is VSWR Convert + free?

VSWR Convert + costs $0.29, with no in-app purchases.

### Do HeatNext or VSWR Convert + have ads?

Neither HeatNext nor VSWR Convert + shows ads.

### Which is updated more often, HeatNext or VSWR Convert +?

HeatNext ships an update every 2 months, and VSWR Convert + every 8 days. Most recently, HeatNext was updated on October 25, 2026 and VSWR Convert + on October 27, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*